3558744 has 96 divisors (see below), whose sum is σ = 11531520. Its totient is φ = 969408.

The previous prime is 3558739. The next prime is 3558749. The reversal of 3558744 is 4478553.

3558744 is a `hidden beast` number, since 35 + 587 + 44 = 666.

3558744 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3558739) and next prime (3558749).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3558699 and 3558708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3558749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11439 + ... + 11745.

It is an arithmetic number, because the mean of its divisors is an integer number (120120).

Almost surely, 2^3558744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3558744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5765760).

3558744 is an abundant number, since it is smaller than the sum of its proper divisors (7972776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3558744 is a wasteful number, since it uses less digits than its factorization.

3558744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349 (or 342 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 3558744 is about 1886.4633577146. The cubic root of 3558744 is about 152.6741752651.

The spelling of 3558744 in words is "three million, five hundred fifty-eight thousand, seven hundred forty-four".